Segment Information - (Schedule of Segment Reporting) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Segment Reporting Information [Line Items]
Net revenues	$ 85,854	$ 90,057	$ 265,520	$ 266,340
Gross profit	35,935	37,320	111,846	109,904
Operating income	8,224	11,884	29,943	30,750
Restructuring costs	(1,153)	(165)	(1,431)	(1,330)
Sensors
Segment Reporting Information [Line Items]
Net revenues	32,532	37,879	105,524	115,909
Weighing Solutions
Segment Reporting Information [Line Items]
Net revenues	28,970	31,399	92,090	92,626
Measurement Systems
Segment Reporting Information [Line Items]
Net revenues	24,352	20,779	67,906	57,805
Operating Segments
Segment Reporting Information [Line Items]
Net revenues	85,854	90,057	265,520	266,340
Gross profit	35,935	37,320	111,846	109,904
Operating Segments | Sensors
Segment Reporting Information [Line Items]
Net revenues	32,532	37,879	105,524	115,909
Gross profit	11,681	15,324	41,374	47,441
Operating income	6,543	10,703	26,043	32,721
Restructuring costs	0	(165)	0	(1,272)
Operating Segments | Weighing Solutions
Segment Reporting Information [Line Items]
Net revenues	28,970	31,399	92,090	92,626
Gross profit	11,207	10,470	34,443	32,134
Operating income	5,393	5,392	16,894	15,783
Restructuring costs	(1,153)	0	(1,349)	0
Operating Segments | Measurement Systems
Segment Reporting Information [Line Items]
Net revenues	24,352	20,779	67,906	57,805
Gross profit	13,047	11,526	36,029	30,329
Operating income	5,605	4,876	14,246	10,350
Restructuring costs	0	0	(32)	(58)
Segment Reconciling Items
Segment Reporting Information [Line Items]
Unallocated G&A expenses	(8,164)	(8,922)	(25,809)	(26,774)
Restructuring costs	(1,153)	(165)	(1,431)	(1,330)
Corporate/Other
Segment Reporting Information [Line Items]
Restructuring costs	$ 0	$ 0	$ (50)	$ 0